RT Journal Article SR Electronic T1 CT myelography of extradural pigmented villonodular synovitis. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 727 OP 729 VO 8 IS 4 A1 Retrum, E R A1 Schmidlin, T M A1 Taylor, W K A1 Pepe, R G YR 1987 UL http://www.ajnr.org/content/8/4/727.abstract AB